C#

可能是全网最完整的 C# 版微信 SDK，封装全部已知的微信 OpenAPI，包含微信公众平台（订阅号+服务号+小程序+小游戏+小商店+视频号）、微信开放平台、微信商户平台（微信支付+微企付）、企业微信、微信广告平台、微信智能对话开放平台等模块，可跨平台。持续随官方更新，欢迎 Star/Fork/PR。QQ 交流群 875580418【满】、930461548【满】、611974621。

C# scripting platform

Core basic components: log (file / network), configuration (XML / JSON / HTTP), cache (memory / redis), network (TCP / UDP / HTTP), RPC framework, serialization (binary / XML / JSON), APM performance tracking. 核心基础组件，日志（文件/网络）、配置（XML/Json/Http）、缓存（内存/Redis）、网络（Tcp/Udp/Http）、RPC框架、序列化（Binary/XML/Json）、APM性能追踪。

👑 qqzeng-ip/QZDB 极速IP解析引擎 | Next-gen High-Performance IP Lookup Engine (IPv4 & IPv6). Supports LPM, zero-allocation SDKs (C/Rust/Go/Java/C#/NodeJS/Python/PHP) & DBMS scripts.

Convert Audible aax files to mp3 and m4a/m4b

A .NET library that provides access to the library that powers PyTorch.

The easy mocking library for .NET

网络联机游戏解决方案---Unity制作的联机赛车游戏，服务端为SpringBoot + Mybatis Plus；后台为Vue + Element；游戏端采用QFramework框架，Addressable+HybridCLR实现热更新，支持KCP和WebSocket网络。

A sleek, highly customizable timer for speedrunners.

Extensions for System.Threading.Tasks.Task and System.Threading.Tasks.ValueTask

Local Service to SYSTEM privilege escalation from Windows 7 to Windows 10 / Server 2019

CodeXGLUE

Entity Framework Core provider for PostgreSQL

Enums.NET is a high-performance type-safe .NET enum utility library

Samples that demonstrate how to use various Prism features with WPF

LINQKit is a free set of extensions for LINQ to SQL and Entity Framework power users.

Source Generator based Embedded Typed Readonly In-Memory Document Database for .NET and Unity.

The best NVIDIA GPU update checker for Windows power users/gamers. Fully open sourced and lightweight.

The Common Data Model (CDM) is a standard and extensible collection of schemas (entities, attributes, relationships) that represents business concepts and activities with well-defined semantics, to facilitate data interoperability. Examples of entities include: Account, Contact, Lead, Opportunity, Product, etc.

.NET Core library for dynamically loading code

Dapper Extensions is a small library that complements Dapper by adding basic CRUD operations (Get, Insert, Update, Delete) for your POCOs. For more advanced querying scenarios, Dapper Extensions provides a predicate system. The goal of this library is to keep your POCOs pure by not requiring any attributes or base class inheritance.

A simple kit meant to help jump start the creation of your 2D Unity game!

A delicious GUI for Chocolatey

A high-performance C# based Archetype & Chunks Entity Component System (ECS) with optional multithreading.

(BETA) AI shouldn't have a meter. Unlimited tokens. Forever. Your machine. Your agent. Use it from anywhere. Terminal-native coding agent powered by local LLMs — 100% open source, free forever, and installed with a single command. Proudly built on C#/.NET, because AI tooling should be infrastructure, not a subscription.

Cross-platform .NET/Mono bindings for LibVLC

ENode is a framework aims to help us developing ddd, cqrs, eda, and event sourcing style applications.

With Razor Pages

a tiling window manager for Windows

A small, happy, dynamic MicroORM for .NET that will love you forever.